Year	constant 2015 US$
1970	1314836654.0750098
1971	1330225826.929272
1972	1334140205.656214
1973	1369973482.703039
1974	1389394552.5058596
1975	1363581632.2620635
1976	1629717053.6578379
1977	1662591276.6753378
1978	1815060574.5737762
1979	2034326795.9586709
1980	2222949205.867838
1981	2352306053.74864
1982	2397217158.4988174
1983	2531567932.9796724
1984	2420454612.311976
1985	2516689263.100168
1986	2653009467.798368
1987	2650963418.1184344
1988	2771484125.2899876
1989	2773840268.6041965
1990	2705939774.281108
1991	2634525526.2800927
1992	2791274605.0560036
1993	2559192242.876195
1994	1275922050.7278478
1995	1738543418.3645248
1996	1937537328.4542232
1997	2207107694.9887304
1998	2401254725.339401
1999	2513555030.1582766
2000	2717746170.2532415
2001	2937168055.363815
2002	3330527020.8890758
2003	3389606555.5040355
2004	3642194154.585005
2005	4002389255.3199706
2006	4371846446.622223
2007	4727377884.682542
2008	5241778894.890317
2009	5572336223.107986
2010	5970456396.706106
2011	6445179168.600947
2012	6967429157.4526415
2013	7271276396.444403
2014	7671391460.987285
2015	8382277599.687494
2016	8807509262.002163
2017	9110947099.633148
2018	9845231977.886707
2019	10802957343.44668
2020	10550324324.817001
2021	11729229230.817732
2022	12682140963.92899
2023	13744760224.17306